Efficient wall airtight wall / Discussions

How do you stop air leaks in an old 1950's house?

...walls, and under the half walls under the roof. My understanding is that air and resulting heat loss is a major problem in this design of house. Air leakage through walls and ceilings is responsible for a large percentage of the heat loss and energy costs of a home, it is wise of you to try to deal with that. There are...

Posted by Don Fraser Sept. 3, 2021 Air and vapour barriers 1 response